440456141102252 has 48 divisors (see below), whose sum is σ = 854019404391552. Its totient is φ = 197087208151680.

The previous prime is 440456141102233. The next prime is 440456141102261. The reversal of 440456141102252 is 252201141654044.

It is a super-2 number, since 2×440456141102252² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129417938 + ... + 132777689.

It is an arithmetic number, because the mean of its divisors is an integer number (17792070924824).

Almost surely, 2^{440456141102252} is an apocalyptic number.

It is an amenable number.

440456141102252 is a deficient number, since it is larger than the sum of its proper divisors (413563263289300).

440456141102252 is a wasteful number, since it uses less digits than its factorization.

440456141102252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262196238 (or 262196236 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 41.

Adding to 440456141102252 its reverse (252201141654044), we get a palindrome (692657282756296).

The spelling of 440456141102252 in words is "four hundred forty trillion, four hundred fifty-six billion, one hundred forty-one million, one hundred two thousand, two hundred fifty-two".